OpenTechnical

OT-2026-000047530

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000047530) never changes.

Identity and time

Publication numberOT-2026-000047530 · never reused
Internal UUID01a0ae7f-3e59-7e63-a3df-ec9a1075f68f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047530
StatusPUBLIC

Content hashes

Canonical text7f74dc46c8bf0c69a99a314c704c6d964da53fcb5229cc9ea0000488df7e741c
Markdownad98244d8ba6e4c3b859dd44ee2971e60172e6cd8bbb93ec95819d392bfd0d27
PDF
Publication page3a13442cc863ffa8abe91f69a428d506c5571bfe6699a66ad56c0c9eccdc4cce
Manifest0e1691e4f4e76affd865aa55898af8fb9a7d2d91b0b8cdc28e26940a92ffcd08

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signaturef6chpIzj6ej+3JVnzQgKWeHkt9g/XmGKSA1+fUJdTcSjxC2vMUa/y7obI9GFnsAxhzqWu3d3Xfk4jEa7DJtACA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:38.663715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047530
observed 3a13442cc863ffa8abe91f69a428d506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.645298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047530/manifest.json
observed 0e1691e4f4e76affd865aa55898af8fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.626131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047530/publication.md
observed ad98244d8ba6e4c3b859dd44ee2971e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:38.607461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047530/publication.txt
observed 7f74dc46c8bf0c69a99a314c704c6d96...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.